CN106771473A - A kind of voltage monitoring instrument - Google Patents
A kind of voltage monitoring instrument Download PDFInfo
- Publication number
- CN106771473A CN106771473A CN201510834134.8A CN201510834134A CN106771473A CN 106771473 A CN106771473 A CN 106771473A CN 201510834134 A CN201510834134 A CN 201510834134A CN 106771473 A CN106771473 A CN 106771473A
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- China
- Prior art keywords
- cpu controller
- module
- signal processing
- processing module
- signal
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0084—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring voltage only
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The present invention provides a kind of voltage monitoring instrument, including：Signal detection module, signal processing module, cpu controller, communication module, input keyboard and display module, optical coupling isolator is set between the signal detection module and the signal processing module, the output end connection cpu controller of the signal processing module, the keyboard is connected with the input of the cpu controller, the display module is connected with the output end of the cpu controller, and the cpu controller is connected with the communication module.The present invention carries out Phototube Coupling by collection signal, the signal for gathering is filtered to be sent in cpu controller by signal processing module and is processed, parameter is set by input keyboard, cpu controller shows the testing result after treatment by display module, data are transmitted by communication module simultaneously, are easy to background monitoring center to be monitored, simple structure, Wireless Data Transmission can be realized, real-time is good.
Description
Technical field
The present invention relates to overvoltage crowbar protection field, and in particular to a kind of voltage monitoring instrument.
Background technology
Overvoltage is broadly divided into following several types in power system：Atmospheric over-voltage, power-frequency overvoltage, switching overvoltage, resonance overvoltage.The insulation of power equipment must also be able to bear the overvoltage of certain amplitude while tolerating operating voltage for a long time, so just can guarantee that power system security reliably runs, cause, type, feature and the harm for understanding various overvoltage take measures to be any limitation as in advance for power system, the premise that power system insulation coordinates is to determine, it is all significant for electrical equipment manufacture and Operation of Electric Systems.
The content of the invention
The present invention proposes a kind of voltage monitoring instrument.
The present invention provide technical scheme be：A kind of voltage monitoring instrument, including：Signal detection module, signal processing module, cpu controller, communication module, input keyboard and display module, optical coupling isolator is set between the signal detection module and the signal processing module, the output end connection cpu controller of the signal processing module, the keyboard is connected with the input of the cpu controller, the display module is connected with the output end of the cpu controller, and the cpu controller is connected with the communication module.
Further, the cpu controller also sets up watchdog circuit and clock circuit.
Further, the communication module includes RS485 interfaces and wireless communication interface.
Further, the display module is LED charactrons.
Beneficial effects of the present invention are：The present invention carries out Phototube Coupling by collection signal, the signal for gathering is filtered to be sent in cpu controller by signal processing module and is processed, parameter is set by input keyboard, cpu controller shows the testing result after treatment by display module, data are transmitted by communication module simultaneously, are easy to background monitoring center to be monitored, simple structure, Wireless Data Transmission can be realized, real-time is good.
Brief description of the drawings
Fig. 1 is a kind of voltage monitoring instrument structure chart proposed by the present invention.
Specific embodiment
The present invention is described further below in conjunction with accompanying drawing.
It is a kind of voltage monitoring instrument structure chart proposed by the present invention referring to Fig. 1.
As shown in figure 1, a kind of voltage monitoring instrument, including：Signal detection module, signal processing module, cpu controller, communication module, input keyboard and display module, optical coupling isolator is set between the signal detection module and the signal processing module, the output end connection cpu controller of the signal processing module, the keyboard is connected with the input of the cpu controller, the display module is connected with the output end of the cpu controller, and the cpu controller is connected with the communication module.
In the embodiment of the present invention, Phototube Coupling is carried out by collection signal, the signal for gathering is filtered to be sent in cpu controller by signal processing module and is processed, parameter is set by input keyboard, cpu controller shows the testing result after treatment by display module, data are transmitted by communication module simultaneously, are easy to background monitoring center to be monitored.
Further, the cpu controller also sets up watchdog circuit and clock circuit.By setting house dog and clock circuit, system is protected, realize real-time processing, data are accurately recorded, the time is adjusted by clock circuit.
Further, the communication module uses RS485 interfaces and wireless communication interface.In the embodiment of the present invention, cpu controller is set RS485 interfaces and the data that monitor is detected can be sent in host computer by data wire, can also realize radio communication by wireless communication interface and host computer, is easy to remote monitoring.
Further, the display module is LED charactrons.In the embodiment of the present invention, Dynamic data display is carried out using LED charactrons, simple structure is easy to identification.
The present invention is described in detail above, but the invention is not restricted to above-mentioned implementation method, in the ken that those of ordinary skill in the art possess, can also be made a variety of changes on the premise of present inventive concept is not departed from.Not departing from the spirit and scope of the present invention can make many other changes and remodeling.It should be appreciated that the invention is not restricted to specific implementation method, the scope of the present invention is defined by the following claims.
Claims (4)
1. a kind of voltage monitoring instrument, it is characterised in that including：Signal detection module, signal processing module, cpu controller, communication module, input keyboard and display module, optical coupling isolator is set between the signal detection module and the signal processing module, the output end connection cpu controller of the signal processing module, the keyboard is connected with the input of the cpu controller, the display module is connected with the output end of the cpu controller, and the cpu controller is connected with the communication module.
2. a kind of voltage monitoring instrument according to claim 1, it is characterised in that：The cpu controller also sets up watchdog circuit and clock circuit.
3. a kind of voltage monitoring instrument according to claim 1, it is characterised in that：The communication module includes RS485 interfaces and wireless communication interface.
4. a kind of voltage monitoring instrument according to claim 1, it is characterised in that：The display module is LED charactrons.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510834134.8A CN106771473A (en) | 2015-11-24 | 2015-11-24 | A kind of voltage monitoring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510834134.8A CN106771473A (en) | 2015-11-24 | 2015-11-24 | A kind of voltage monitoring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106771473A true CN106771473A (en) | 2017-05-31 |
Family
ID=58965493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510834134.8A Pending CN106771473A (en) | 2015-11-24 | 2015-11-24 | A kind of voltage monitoring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106771473A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202533502U (en) * | 2012-04-16 | 2012-11-14 | 成都昊地科技有限责任公司 | Voltage monitor |
| CN202600045U (en) * | 2012-05-05 | 2012-12-12 | 福建亿能电力科技有限公司 | Voltage monitor |
| CN203606423U (en) * | 2013-09-10 | 2014-05-21 | 广州捷宝电子科技发展有限公司 | Three-channel three-type voltage monitor |
| CN204142812U (en) * | 2014-06-10 | 2015-02-04 | 江阴和源电子有限公司 | Voltage monitoring instrument |
| CN204330875U (en) * | 2014-12-27 | 2015-05-13 | 陕西鑫盾科技有限公司 | A kind of over-voltage monitoring instrument |
| CN204989299U (en) * | 2015-06-06 | 2016-01-20 | 安徽彼德森电气设备有限公司 | Overvoltage monitor |
-
2015
- 2015-11-24 CN CN201510834134.8A patent/CN106771473A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202533502U (en) * | 2012-04-16 | 2012-11-14 | 成都昊地科技有限责任公司 | Voltage monitor |
| CN202600045U (en) * | 2012-05-05 | 2012-12-12 | 福建亿能电力科技有限公司 | Voltage monitor |
| CN203606423U (en) * | 2013-09-10 | 2014-05-21 | 广州捷宝电子科技发展有限公司 | Three-channel three-type voltage monitor |
| CN204142812U (en) * | 2014-06-10 | 2015-02-04 | 江阴和源电子有限公司 | Voltage monitoring instrument |
| CN204330875U (en) * | 2014-12-27 | 2015-05-13 | 陕西鑫盾科技有限公司 | A kind of over-voltage monitoring instrument |
| CN204989299U (en) * | 2015-06-06 | 2016-01-20 | 安徽彼德森电气设备有限公司 | Overvoltage monitor |
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| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170531 |
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| WD01 | Invention patent application deemed withdrawn after publication |